401k Limit 2024 Catch Up Over 50. (simple) plans for which the limit is $3,500 (both unchanged from 2024). The 401(k) contribution limit for 2025 is $23,500.

This amount is up modestly from 2024, when the individual 401 (k) contribution limit was $23,000, or $30,500 for employees who were 50 or older. Of note, the 2024 pretax limit that applies to elective deferrals to irc section 401 (k), 403 (b) and 457 (b) plans increased from $22,500 to $23,000.